Home / 52,163.19-78,244.68-18,875.52

Finding the Fourth Proportional to 52,163.19, 78,244.68 and 18,875.52

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Solution

The fourth proportional to 52,163.19, 78,244.68 and 18,875.52 is: 28,313.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,163.19 : 78,244.68 = 18,875.52 : x
  2. Step 2: Convert to fraction form
    52,163.19/78,244.68 = 18,875.52/x
  3. Step 3: Cross multiply
    52,163.19x = 78,244.68 × 18,875.52
  4. Step 4: Simplify right side
    52,163.19x = 1,476,909,022.23
  5. Step 5: Solve for x
    x = 1,476,909,022.23/52,163.19
  6. Step 6: Final answer
    x = 28,313.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.